FUNCTIONALITY: - Ergonomics allow for comfortable, single-handed control. - Perfect for most trimming, small edge forming, and hinge routing applications. - The clear plastic fixed base provides long-term durability and a better line of sight while trimming. - The spindle lock button allows for single-wrench bit changes. - Led light and clear sub-base ensure maximum visibility in operation. - Micro-set collar for quick and accurate bit height adjustments.